Fix route params parse

lib/src/extensions/string_helpers.dart

@@ -76,4 +76,11 @@ extension PathNormalizer on String {
     }
     return changed ? String.fromCharCodes(codes) : this;
   }
+
+  String decodeUriWithoutSlash() {
+    List<String> parts = split('%2F');
+    List<String> decodedParts =
+        parts.map((part) => Uri.decodeComponent(part)).toList();
+    return decodedParts.join('%2F');
+  }
 }

lib/src/route_matcher.dart

@@ -5,7 +5,7 @@ class RouteMatcher {
       String input, List<HttpRoute> options, Method method) sync* {
     // decode URL path before matching except for "/"
     final inputPath =
-        Uri.parse(input).path.normalizePath.decodeUri(DecodeMode.AllButSlash);
+        Uri.parse(input).path.normalizePath.decodeUriWithoutSlash();
 
     for (final option in options) {
       // Check if http method matches

test/route_matcher_test.dart

@@ -71,7 +71,8 @@ void main() {
       hexRoute,
       genericRoute
     ]);
-    expect(routes(match('/xxx/%3123/test', testRoutes)), // %31 is character "1"
+    expect(
+        routes(match('/xxx/%3123/test', testRoutes)), // %31 is character "1"
         [
           patternRoute,
           intRoute,
@@ -208,6 +209,12 @@ void main() {
       {'value': 'input', 'value2': '1 Item inventory summary'}
     ]);
 
+    matches = match('/xxx/input/%31%20%2F%20物品%20存货%20总结', [paramRoute]);
+    expect(routes(matches), [paramRoute]);
+    expect(params(matches), [
+      {'value': 'input', 'value2': '1 / 物品 存货 总结'}
+    ]);
+
     matches = match(
         '/xxx/input/%31%20%2F%20Item%20inventory%20summary', [paramRoute]);
     expect(routes(matches), [paramRoute]);